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37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
/* $OpenBSD: sha1.h,v 1.6 2014/11/16 17:39:09 tedu Exp $ */
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/*
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* SHA-1 in C
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* By Steve Reid <steve@edmweb.com>
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* 100% Public Domain
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*/
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#ifndef _SHA1_H_
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#define _SHA1_H_
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#include "types.h"
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#define SHA1_MAC_LEN 20
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#define SHA1_BLOCK_LENGTH 64
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#define SHA1_DIGEST_LENGTH 20
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typedef struct {
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u_int32_t state[5];
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u_int64_t count;
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unsigned char buffer[SHA1_BLOCK_LENGTH];
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} SHA1_CTX;
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void SHA1Init(SHA1_CTX * context);
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void SHA1Transform(u_int32_t state[5], const unsigned char buffer[SHA1_BLOCK_LENGTH]);
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void SHA1Update(SHA1_CTX *context, const void *data, unsigned int len);
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void SHA1Final(unsigned char digest[SHA1_DIGEST_LENGTH], SHA1_CTX *context);
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int hmac_sha1_vector(const u8 *key, size_t key_len, size_t num_elem,
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const u8 *addr[], const size_t *len, u8 *mac);
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int hmac_sha1(const u8 *key, size_t key_len, const u8 *data, size_t data_len,
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u8 *mac);
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int pbkdf2_sha1(const char *passphrase, const u8 *ssid, size_t ssid_len,
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int iterations, u8 *buf, size_t buflen);
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#endif /* _SHA1_H_ */
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